Seiko SK-6F Single needle, Extra heavy duty, Large horizontal axis hook, Drop feed and walking foot, Reverse stitch, Lockstitch Machines
Max.sewing speed 	1,200s.p.m.
Max.stitch length 	13mm
Clearance under
presser foot 	14mm(by pedal)
13mm(by hand)
Needle bar stroke 	50.8mm
Needle(Standard) 	DDx1 (#24)
328 (#180)
Hook 	Large horizontal axis hook
Amount of walking
foot movement 	3-6mm(Standard 4mm)
Lubrication 	Hand type